What to read around the web today

• Trump’s disdain for ‘Obamacare’ could hamper virus response. Associated Press
• Walmart hid that it was under criminal investigation for its opioid sales, lawyers say. ProPublica
• 'I felt like Rip Van Winkle': One of first US doctors with Covid-19 is back home. NPR
• Former FDA chief grabs spotlight with coronavirus plans to ‘turn the lights back on.’ The Washington Post
• Three vans, six coolers, a plane, a storm and two labs: A nasal swab’s journey. The New York Times